ISO 17223:2026

Plastics — Determination of yellowness index and change in yellowness index (Edition 2, 2026)

Abstract
This document specifies an instrumental method for determining the yellowness index and change in yellowness index on clear, translucent, or opaque plastics.

NOTE Change in yellowness index is often used to evaluate the effect of environment, e.g. heat, UV exposure, etc., on colour stability.

General information
Status : Published
Publication date : 2026-04
Stage : International Standard published
Edition : 2
Number of pages : 10